class InsertBuiltinRoles < ActiveRecord::Migration[4.2] def self.up Role.reset_column_information nonmember = Role.new(:name => 'Non member', :position => 0) nonmember.builtin = Role::BUILTIN_NON_MEMBER nonmember.save anonymous = Role.new(:name => 'Anonymous', :position => 0) anonymous.builtin = Role::BUILTIN_ANONYMOUS anonymous.save end def self.down Role.where('builtin <> 0').destroy_all end end